Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638000 | Method and apparatus for electro-magnetically testing elongated objects | — | 1997-06-10 |
| 5509320 | Method and apparatus for testing elongated objects having a non-circular cross-section | — | 1996-04-23 |
| 4880603 | Device for achieving a uniform distribution of the gas flowing radially through a catalyst bed | — | 1989-11-14 |
| 4384253 | Means for achieving parallelism of the magnetic axes of a differential magnetic field probe | — | 1983-05-17 |
| RE31109 | Single magnetic stray field sensor whose signals are differently attenuated in two channels and then compared | Alfons Kalisch | 1982-12-21 |